Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"cong thanh code snippets" » "dong thanh code snippets", "cong trinh code snippets", "cong tan code snippets", "cong thanh cong snippets", "cong thanh de snippets"
"using c code slippers" » "using lc code slippers", "using a code slippers", "using _ code slippers", "using cfd code slippers"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using c code slippers") or ("cong thanh code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using c code slippers") OR ("cong thanh code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using c code slippers ) or ( cong thanh code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using c code slippers") or ("cong thanh code snippets"))) or ("locating bugs code snippets"))*.